| article html file updated | 8 February 2020 05:33 CET | Update | https://www.mdpi.com/2072-6651/9/5/157 |
| article html file updated | 24 September 2019 18:20 CEST | Update | - |
| article html file updated | 3 May 2019 22:37 CEST | Update | - |
| article html file updated | 1 June 2017 12:08 CEST | Update | - |
| article html file updated | 23 May 2017 04:01 CEST | Update | - |
| article html file updated | 11 May 2017 05:27 CEST | Original file | - |
| article xml uploaded. | 11 May 2017 05:26 CEST | Original file | https://www.mdpi.com/2072-6651/9/5/157/xml |
| article pdf uploaded. | 11 May 2017 05:26 CEST | Version of Record | https://www.mdpi.com/2072-6651/9/5/157/pdf |
